﻿<p><em>IfcQuantityResource</em> defines a set of basic quantities that can be associated with products through the <em>IfcElementQuantity</em> (defined in <em>IfcProductExtension</em>). The basic quantities are used to assign quantities, which have a particular meaning within a referenced method of measurement.</p>

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HISTORY&nbsp; New schema in IFC2x.
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